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Subtract 18/84 from 1/3

1/3 - 18/84 is 5/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 84 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 3 × 28 = 84,
    1/3 = 1 × 28/3 × 28 = 28/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    18/84 = 18 × 1/84 × 1 = 18/84
  4. Subtract the two like fractions:
    28/84 - 18/84 = 28 - 18/84 = 10/84
  5. After reducing the fraction, the answer is 5/42

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